eliminated dependence of extend.fs on except.fs
  added missing dependence to tags.fs

fixed some portability bugs in vmgen-ex and vmgen-ex2
updated copyright years

renamed LASTXT to LATESTXT, and changed the uses
made >NAME the primary name for >HEAD
documentation changes

Security fix in httpd.fs
Documentation for directory access in prim

not in etags.fs for details.

inserted copyright messages in most files that did not have them
removed outdated files engine/32bit.h engine/strsig.c

added primitives EMIT-FILE, STDOUT, STDERR
EMIT and TYPE now work through file words
added some code for the BUGGY_LONG_LONG case (not yet complete)
eliminated D! and D@
made DMIN, DMAX, DABS high-level
added compat/control.fs (?DUP-IF etc.)

prims2x now supports synclines ("#line ...")
improved strsignal replacement

make mostlyclean virtualclean added
Cache-flushing now works on the Alpha (other minor changes there)
configure now uses gcc by default and passes its GCC variable to the Makefile
introduced sourcefilename and sourceline# (and used them in many places).

changes to loadfilename & co. to make savesystem transparent to
 assertions and ~~

small changes to gforth.texi
added etags.fs to main.fs and startup.fs